keyoshiayates88
keyoshiayates88
20-01-2017
Mathematics
contestada
- 7x + 12 - 2x = 23+13x
Respuesta :
Аноним
Аноним
20-01-2017
Hello, the answer is x=-1/2
Here are the steps....
−
7x
+12
+
−
2x
=
23+
13x
(
−
7x
+
−
2x
)
+
(12)
=
13x
+23
(Combine Like Terms)
−
9x
+12
=
13x
+23
−
9x
+12
=
13x
+
23
−
9x
+12
−
13x
=
13x
+23
−
13x
−
22x
+12
=
23
−
22x
+12
−12
=
23−12
−
22x
=
11
−
22x
−22
=
11
−22
x=
−1
2
Hope this helps you!!
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